Greatest Common Factor of 84, 16, 19, 421

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 84, 16, 19, 421 by common division method
• Greatest Common Factor of 84, 16, 19, 421 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

Factors of 421

List of positive integer factors of 421 that divides 421 without a remainder.

1,421

Greatest Common Factor

We found the factors 84,16,19,421 . The biggest common factor number is the GCF number.
So the greatest common factor 84,16,19,421 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 57, 87, 83, 831
• GCF of 37, 70, 86, 610
• GCF of 31, 36, 83, 379
• GCF of 53, 20, 81, 124
• GCF of 87, 24, 69, 129

1. What is the GCF of 84, 16, 19, 421?

Answer: GCF of 84, 16, 19, 421 is 1.

2. How to Find the GCF of 84, 16, 19, 421

Answer: Greatest Common Factor(GCF) of 84, 16, 19, 421 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(84, 16, 19, 421) = 1.